        org     0x7c00 
        [bits 16]
        ; First, BIOS loads the bootsector into 0000:7C00.
        mov     ax, 0x1301
        mov     bx, 0x000c 
        mov     cx, 5
        mov     dx, 0x0808
        mov     bp, msg
        int     0x10 
        jmp     $ 

msg:
        db "HELLO", 0 
        times   510-($-$$) db 0 
        dw      0xAA55
